The Troubleshooting Tables on the following three pages list the common problems that can occur to the freezer.

FREEZER

PROBLEM

 

FREEZER POSSIBLE CAUSE

 

REMEDY

 

 

 

Drive motor (auger)

1. Power to freezer is off.

1. Check power to freezer.

"kicks-out", or does

2.

Drive motor overloaded.

2.

Wait 15-20 min. for Thermo overload

not run.

 

Low line voltage.

 

to reset.

 

3.

3.

Check, must be +\-10% of

 

 

 

 

nameplate voltage.

 

4. Product too hard.

4. Raise overrun and/or decrease product

 

5.

Front door not installed securely.

 

consistency. (See Section 4.2 or 4.1)

 

5.

Install front door securely.

 

 

 

Compressor does not

1. Power to freezer if off.

1. Check power to freezer.

operate.

2.

Drive motor overloaded.

2.

Wait 15-20 min. for Thermo overload to

 

3.

Low line voltage.

 

reset.

 

3.

Check, must be +/-10% of nameplate

 

4. Compressor internal overload is

 

voltage.

 

4. Check condenser and clean air filter

 

 

cut-out.

 

(See Sect. 4.6)

 

5.

Front door not installed securely.

5.

Install front door securely.

 

 

 

Product too soft.

1. Product consistency setting is too

1. Increase Fine Adj. setting. (See Section

 

 

low.

 

4.1)

 

2.

Product break down.

2.

Fill with fresh product.

 

3.

Freezer in Sleep mode.

3.

Press Push to Freeze button.

 

 

 

Freeze-up. (Product

1. Product consistency setting is too

1. Decrease Fine Adj. setting. (See

will not dispense

 

high.

 

Section 4.1)

easily.)

2.

Low overrun setting.

2.

Raise overrun. (See Section 4.2)

 

3.

Low pump pressure.

3.

Check pump pressure.

 

4. Large air pocket in freezing

4. Purge air from freezing cylinder.

 

 

cylinder.

5.

Change rotation to clockwise.

 

5.

Auger turning counter-clockwise.

 

 

 

Rear auger seal leaks.

1. Rear auger seal not lubricated.

1. Lubricate seal. (See Section 3.8)

 

2.

Seal or O-ring missing or installed

2.

Check. (See Section 3.8)

 

 

incorrectly.

 

 

 

3.

Worn or scratched shaft.

3.

Replace shaft.

 

 

 

Spigot leaks.

1. Spigot parts are not lubricated.

1. Lubricate. (See Section 3.8)

 

2.

Chipped or worn O-rings.

2.

Replace O-rings.

 

3.

O-rings on spigot installed wrong.

3.

Remove spigot and check O-rings.

 

4. Nicks or scratched on front door

4. Replace front door.

 

 

where spigot is located.

 

 

 

 

 

Drive belt slipping or

1. Drive belt tension not correct.

1. Adjust belt tension. (See Section 4.5)

squealing.

2.

Worn belt.

2.

Replace belt.

 

3.

Consistency setting is too high.

3.

Adjust consistency. (See Section 4.1)

 

4. Low overrun.

4. Check for air leak.

 

 

 

Mix temperature too

1. System low on refrigerant.

1. Add refrigerant. (Refrig. Service)

warm in cab.

2.

Temperature control set too

2.

Contact your local Stoelting Distributor.

 

 

warm.

 

 

 

 

 

Mix temperature too

1. Temperature control set too cold.

1. Contact your local Stoelting Distributor.

cold in cab.

 

 

 

 

 

 

 

 

 

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